Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 23, 2017, 09:25 AM
  • 21 0618_21 0617_08232017_022632.mp4

Date
08/23/2017
W/O
646223
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00786
PipeID
P15770
Time
2:25 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4720
Sewer Name
21 TRI-CITIES OUTFALL TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
09
Purpose
Routine Assessment
Project
WO_646223_TV21082_JUL2017
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
21 0618
Downstream MH
21 0617
Dir. of Survey
Downstream
Length Surveyed
480.4 ft.
Total Length
480.4 ft.
Structural Index
3
Structural Quick
3N00
Structural Rating
219
O&M Index
2
O&M Quick
2R00
O&M Rating
192
Overall Index
2
Overall Quick
Overall Rating
411
Pipe schematic from manhole 21 0618 to 21 0617
MH: 21 0618MH: 21 0617downstream0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 06182 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start117.5 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start480.4 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish480.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish480.4 ft. AMH - Downstream Manhole, Survey Ends - 21 0617

Observation photos (2)

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    117.5 ft. - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

Observations (8)

DistanceCodeObservation
2DAGS
480.4CM
480.4DAGS
0MWM
480.4AMH21 0617
0MWL
0AMH21 0618
117.5CM

Properties (5)

additional_info
SC345722
custom_field_two
4
customer
LACSD
datetime
2017-08-23T02:25:44-07:00
sewer_category
Gravity